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L Santosh Patra

· started a discussion

· 1 Months ago

Solution is not understandable, please expand the solution

rajiv

· started a discussion

· 1 Months ago

provide a solution and explain it

Question:
Amit driving with 80% of his usual speed reaches office in 2 \(\cfrac{1}{2}\) hr more than the usual time .Time taken by him to reach office with usual speed is:
Options:
A) 6 hours
B) 10 hours
C) 8 hours
D) 5 \(\cfrac{1}{2}\) hours
E) None of these
Solution:
Let distance = d, usual speed = v, then

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